If \(\theta\) is the angle, in degrees, between the longest diagonal of the…

GATE · 2021 · CS · Set 2 · General AptitudeGATE · 2021 · XE · General AptitudeGATE · 2021 · XL · General Aptitude

If θ\theta is the angle, in degrees, between the longest diagonal of the cube and any one of the edges of the cube, then, cos θ\theta =

  1. A.

    12\frac {1}{2}

  2. B.

    13\frac {1}{\sqrt 3}

  3. C.

    12\frac {1}{\sqrt 2}

  4. D.

    32\frac {\sqrt 3}{2}

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